Home / 2,442,070.20-3,663,105.30-1,247,676.60

Finding the Fourth Proportional to 2,442,070.20, 3,663,105.30 and 1,247,676.60

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Solution

The fourth proportional to 2,442,070.20, 3,663,105.30 and 1,247,676.60 is: 1,871,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,070.20 : 3,663,105.30 = 1,247,676.60 : x
  2. Step 2: Convert to fraction form
    2,442,070.20/3,663,105.30 = 1,247,676.60/x
  3. Step 3: Cross multiply
    2,442,070.20x = 3,663,105.30 × 1,247,676.60
  4. Step 4: Simplify right side
    2,442,070.20x = 4,570,370,766,145.98
  5. Step 5: Solve for x
    x = 4,570,370,766,145.98/2,442,070.20
  6. Step 6: Final answer
    x = 1,871,514.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.